diff --git a/templates/php-fpm-pool.conf.j2 b/templates/php-fpm-pool.conf.j2
index f0123ed..a5b921c 100644
--- a/templates/php-fpm-pool.conf.j2
+++ b/templates/php-fpm-pool.conf.j2
@@ -13,7 +13,7 @@ listen = {{ item.listen | default ('127.0.0.1:9000') }}
 
 ; Set listen(2) backlog. A value of '-1' means unlimited.
 ; Default Value: -1
-listen.backlog = {{ item.listen_backlog }}
+listen.backlog = {{ item.listen_backlog | default(phpfpm_default_listen_backlog) }}
  
 ; List of ipv4 addresses of FastCGI clients which are allowed to connect.
 ; Equivalent to the FCGI_WEB_SERVER_ADDRS environment variable in the original